Cal. Pub. Util. Code § 399.17
(a)
(1) Subject to this section, the requirements of this article apply to an electrical corporation that as of January 1, 2010, had 60,000 or fewer customer accounts in California and met either of the following requirements:
(b) For an electrical corporation or qualifying successor entity meeting the requirements of subdivision (a), electricity products from eligible renewable energy resources may be used for compliance with the renewables portfolio standard procurement requirements notwithstanding any procurement content limitation in Section 399.16 and an eligible renewable energy resource includes a facility that is located outside California, if the facility is connected to the WECC transmission system, provided all of the following conditions are met: